When inspecting a Cambrian-era arthropod fossil, Research Scientist Rudy Lerosey-Aubril at Harvard University noticed ...

It had been a long day of teaching for Rudy Lerosey-Aubril. As a reward, he returned to cleaning an intriguing Cambrian ...

Rudy Lerosey-Aubril A tiny claw in a 500-million-year-old fossil just rewrote the origin story of spiders. After a full da ...

Early arthropod specimens don’t have claws like these. Instead, Cambrian arthropods usually have an antenna in that position.

Add Yahoo as a preferred source to see more of our stories on Google. This is definitely one creature you wouldn’t want to run into in a dark alley, at least if you were around 500 million years ago.

The relationships of major arthropod clades have long been contentious, but refinements in molecular phylogenetics underpin an emerging consensus. Nevertheless, molecular phylogenies have recovered ...

This evening’s session at the 2026 American Academy of Dermatology Annual Meeting focused on an often-overlooked culprit in dermatology: arthropods. Titled “What’s Bugging You? Arthropods of ...

Arthropod animals were moulting to make room for growth more than 500 million years ago, fossil evidence confirms. Scientists have long believed these creatures shed their hard, outer layers, just ...

Exceptionally well preserved 520-million-year-old arthropod brains overturn the old idea that nervous tissue does not fossilize, and provide fresh insights into brain evolution At first glance, the ...